John Powers

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TERRY GROSS, HOST:

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DAVE DAVIES, HOST:

Copyright 2018 Fresh Air. To see more, visit Fresh Air.

TERRY GROSS, HOST:

Copyright 2018 Fresh Air. To see more, visit Fresh Air.

DAVE DAVIES, HOST:

Near the end of Philip Roth's novel Operation Shylock, a Mossad agent makes light of the modern penchant for conspiracy theories. "It's a paranoid universe," the spy says, "but don't overdo it."

Hollywood never overdid it more than in the 1970s. In the years after Richard Nixon's tarnished presidency, movie screens were flooded with conspiracy thrillers — from Chinatown and The Parallax View to All the President's Men.

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